Mayer's secondary career pursuits extend to television hosting, comedy, and writing; he has authored columns for magazines such as Esquire.
He was born in Bridgeport, Connecticut, and raised in nearby Fairfield.
He attended Berklee College of Music in Boston, but disenrolled and moved to Atlanta in 1997 with Clay Cook.
On February 9, 2009, Mayer told Ellen De Generes that he thought he should not have won the Grammy for Song of the year because he thought that Alicia Keys' "If I Ain't Got You" was the better song.
Because of this, he removed the top half of the Grammy and gave it to Keys, and kept the bottom part for himself.
For the opening track, "Back To You", a full band was enlisted, including the EP's co-producer David "De La" La Bruyere on bass guitars.
After including him in Aware Festival concerts and his songs on Aware compilations, in early 2001, Aware released Mayer's internet-only album titled, Room for Squares.The album is named for where he lives in Montana and features country music influences.By 2014, he had sold a total of over 20 million albums worldwide.'" The album was commercially successful, and while it did not sell as well as Room for Squares, it peaked at number one on the US Billboard 200 chart.The song "Daughters" won the 2005 Grammy for Song of the Year, He also won Best Male Pop Vocal Performance.He is a watch aficionado (with a collection he values in the "tens of millions" of dollars), and has been on the jury at the Grand Prix d’Horlogerie de Genève. When Mayer was seventeen, he was stricken with cardiac dysrhythmia and was hospitalized for a weekend.